Finding the Fourth Proportional to 1,874,607.77, 2,586,226.35 and 1,089,543.25
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Solution
The fourth proportional to 1,874,607.77, 2,586,226.35 and 1,089,543.25 is: 1,503,144.02
Step by Step Solution
- Step 1: Write the proportion equation
1,874,607.77 : 2,586,226.35 = 1,089,543.25 : x - Step 2: Convert to fraction form
1,874,607.77/2,586,226.35 = 1,089,543.25/x - Step 3: Cross multiply
1,874,607.77x = 2,586,226.35 × 1,089,543.25 - Step 4: Simplify right side
1,874,607.77x = 2,817,805,462,614.64 - Step 5: Solve for x
x = 2,817,805,462,614.64/1,874,607.77 - Step 6: Final answer
x = 1,503,144.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.